HI John, On Tue, Aug 31, 2010 at 12:30:06PM +0930, John Pearson wrote: > Package: virt-manager > Version: 0.8.4-7 > Severity: normal > > > Virt manager allows you to attach an existing disk image to a virtual > machine, but does not allow the user to specify the file format; it > creates XML files that specify "driver='raw'" regardless of the image > format. > > Previous versions omitted the 'driver' attribute, and libvirt appeared > to determine the format at run time; however the current Squeeze version > of libvirt-bin (0.8.3-1) appears to assume 'raw' files if no 'driver' > attribute is present. > > Virt-manager should allow us to use existing non-raw (e.g., qcow2) images, > by (e.g.) providing a listbox of supported file formats when adding an > existing disk image to a VM, and populating the 'driver' attribute > accordingly. Since autoprobing of disk image types got disabled for security reasons the listbox is the way to go. You can reenable image probing via /etc/libvirt/qemu.conf but it's not recommended (see the comment at the bottom of the file). Cheers, -- Guido
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